iw: fix off-by-one
iw: fix off-by-one

An off-by-one prevented printing the very last command, fix it.

Signed-off-by: Johannes Berg <bff32994ff0f8d048f262a8388145a71b6071bfe@intel.com>

bw-oss/iw,greearb/iw-ct,bw-oss/iw,greearb/iw-ct